نتایج جستجو برای: s1 gene
تعداد نتایج: 1157674 فیلتر نتایج به سال:
Twenty one F2 progenies derived from a 7×7 diallel crosses along with parents were evaluated for grain yield, flowering and maturity time. Due to significant genotypic effects for all traits, genetic analyses were performed on F2 progenies including analyses of combining ability and genetic components. The Analysis of variance revealed that both additive and non-additive genetic effects were in...
We have analyzed the initiation and termination sites of transcription in vivo of the colicin E1 gene in Escherichia coli cells by S1-mapping assay and RNA blot hybridization. According to the S1-mapping assay, the transcription was initiated at about 75 base pairs upstream from the NH2-terminal codon of the gene. The initiation site corresponded with one of the two promoters which were previou...
This is part of a series of two papers on gene regulation in Bacillus subtilis rRNA-tRNA operons that contain large clusters of tRNA genes. The preceding paper (Vold, B.S., Okamoto, K., Murphy, B.J., and Green, C.J. (1988) J. Biol. Chem. 263, 14480-14484) investigates the rrnB operon containing 21 tRNA genes, and this paper investigates a B. subtilis rRNA-tRNA operon containing 16 tRNA genes an...
where on the left hand side the coefficient of XrY s is βrβs. If n is a natural number then β(X) = β([n]X), where [n]X = [n]F X is the n-series. We alse have β(X)−1 = β([−1]X), where F ([−1]X,X) = 0 = F (X, [−1]X). In fact, for any non-zero q ∈ Z(p), we can make sense of [q]X and β(X) = β([q]X). Now recall the Araki and Hazewinkel generators vn, wn ∈ BP2pn−2 for which v0 = w0 = p and vn ≡ wn mo...
Background: Helicobacter pylori has been classified as the class I carcinogenic agent by world health organization. Colonization of the human stomach with H. pylori is a risk factor for gastroduodenal diseases. The secreted vacA toxin is an important H. pylori virulence factor that causes multiple alterations in gastric epithelial cells and T cells. Several families of vacA alleles have been de...
گیاهان علوفه ای با تامین غذای دام، جایگاه ویژه ای در تولید پروتئین مورد نیاز انسان دارند. از جمله گیاهان علوفه ای که در ایران می تواند در جبران کمبود علوفه نقشی مهم داشته باشد، گیاه اسپرس است. ایران از مراکز تنوع اسپرس محسوب می شود و دارای ذخایر ژنتیکی ارزشمندی از این گیاه است. در بیشتر منابع علمی قابل دسترس اسپرس گیاهی دگرگشن معرفی شده ولی میزان و نحوه انجام دگرگشنی کاملا مشخص نمی باشد. شناخت ...
The eEF1Alpha-2 gene (S1) encodes a tissue-specific isoform of peptide elongation factor-1A (eEF1A-1); its mRNA is expressed only in brain, heart, and skeletal muscle, tissues dominated by terminally differentiated, long-lived cells. Homozygous mutant mice exhibit muscle wasting and neurodegeneration, resulting in death around postnatal day 28. eEF1Alpha-2/S1 protein shares 92% identity with eE...
Table S1 : Human gene sets retrieved from published experiments and used to determine gene sets detected in HepG2 cells (Full), liver (set 1) or deregulated in hepatocellular carcinoma HCC (set2). 20839 4918 806 Full Liver (set 1) HCC (set 2)
We have cloned and sequenced the 3-hydroxybutyrate dehydrogenase-encoding gene (bdhA) from Rhizobium (Sinorhizobium) meliloti. The gene has an open reading frame of 777 bp that encodes a polypeptide of 258 amino acid residues (molecular weight 27,177, pI 6.07). The R. meliloti Bdh protein exhibits features common to members of the short-chain alcohol dehydrogenase superfamily. bdhA is the first...
بردتلا پرتوسیس باکتری گرم منفی و عامل بیماری سیاه سرفه در دستگاه تنفسی انسان است . پرتوسیس توکسین مهمترین آنتی ژن این باکتری در ایجاد پاتوژنیسیته و ایجاد محافظت بوده و زیر واحد s1 مهمترین زیرواحد این توکسین است. در این مطالعه برای بیان مهمترین زیر واحد پرتوسیس توکسین، پس از تکثیر ژن s1، وکتور های بیانی paed4 pet- 22b(+), pet-28a, pet-14b, حاوی ژن s1 به باکتری اشرشیا کلی (de3) bl21 و (plys s) b...
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